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Genetics 1 Flashcards | StudBud
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Genetics 1
Genetics 1
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A review of Mendlian genetics.
Flashcards
40 cards
F
Practice quiz
P
Host live
L
Questions
40
Answers
1
Which of the following genotypes result in the same phenotype?
IAIA and IAIB (AA and AB)
IBi and ii (Bo and oo)
IBIB and IBi (BB and Bo)
IBIB and IAIB (BB and AB)
2
Process where the phenotype of the heterozygote is intermediate of the dominant and recessive.
Dominance
Incomplete Dominance
Recessive
Codominance
3
What is the name of the factor that makes blood types positive or negative?
pH
Rh
ch
Pi
4
When you cross a red flower and a white flower and get a pink flower, this is an example of what?
Genetically Modified Organsim
Codominance
Incomplete Dominance
Mixing
5
What is the actual gene combination called?
Genotype
Phenotype
This is not the answer
Archeotype
6
Who is this school named after?
Simon Peter
Daniel Boone
Simon Kenton
Simon Says
7
A person with type A blood can give blood to people who have?
type A and type AB blood
type O and type B blood
type A blood
type B blood
8
A useful device for predicting the possible offspring of crosses between different genotypes is
law of dominance
testcross
law of independent assortment
punnet square
9
What is the observed trait called?
Dominant
Homozygous
Heterozygous
Recessive
10
The process where both dominant phenotypes are seen in the individual.
Absolute Dominance
Incomplete Dominance
Dominance
Codominance
11
Gregor Mendel used pea plants to study
cross pollination
the inheritance of traits
gamete formation
flowering
12
If a couple has 2 children both are girls what is the chance their next child will be a girl?
100%
50%
25%
75%
13
What is the phenotypic ratio in the F
2
generation for Mendel's dihybrid cross?
1:2:1
3:1
9:3:3:1
1:2:1:2:4:2:1:2:1
14
If you cross RR (red) with a WW (white) which method would you use?
1 Punnett square
None of the above
2 Punnett squares
2 Punnett squares with branching after
15
What is the generation immediately after the P generation called?
F3
F4
F1
F2
16
Which law states that genes will separate during gamete formation.
Law of Segregation
Law of Independent Assortment
Law of Motion
Law of Probability
17
Which blood type is known as the universal donor?
A
O
AB
B
18
If you cross a RrYy with rrYY what is the probability you get an RRyy individual.
8/16
4/16
0/16
12/16
19
Which blood alleles are dominant?
A and B and O
A and O
O and B
A and B
20
AaBB x AAbb is an example of what type of cross?
Codominance
Incomplete Dominance
Dihybrid
Monhybrid
21
I love biology!
No
Yes
No
Yes
22
A man heterozygous A, marries a woman who is heterozygous B. What is the chance they will have a child with O blood?
75%
25%
50%
0%
23
What law says gametes will separate independently of each other during gamete formation.
Law of Segregration
Law of Gravity
Newton's Law
Law of Independent Assortment
24
If a gene is 2 letters what is an alternate form of a gene (one letter) called?
A
Gene
Allele
Trait
25
If you cross a Homozygous tall plant with a short plant, what is the % chance you get a short plant?
100%
75%
0%
25%
26
In Mendel's experiment (monohybrid cross), the probability that an F
2
plant would be tall was?
50%
75%
25%
100%
27
If is a person has A blood what is their genotype?
IA IB or IA io (AB, Ao)
IA IA or IA io (AA, Ao)
IB IB or IB io (BB, Bo)
IA IB (AB)
28
Which of the following describes and organism that has the genotype Bb
all of these
inbreed
heterozygous
homozygous
29
Which slide in the figure below has no antigens?
1
2
4
3
30
A white mouse produces only brown offspring when mated with a brown mouse. The white mouse is ?
homozygous dominant
haploid
heterozygous
homozygous recessive
31
A cross involving two traits is called
dihybrid
monohybrid
polyhybrid
trihybrid
32
If PTC tasting is dominant over non-tasting what letter will be used for the trait? What letter would you use for Taste?
T
A
a
t
33
What biological process of cell division is shown at the beginning of The Big Bang Theory? Look at the picture.
My Toe Sis
Mitosis
Meiosis
None of the above
34
When alleles separate meiosis is called ___________.
Law of Independent Assortment
The Law of Gravity
The Law of the land
The Law of Segregration
35
It is what a trait looks like.
Recessive
Phenotype
Archeotype
Genotype
36
What type of inheritance is blood type?
codominance, multiple alleles
incomplete dominance, multiple alleles
sex-linked
incomplete dominance only
37
If two heterozygous individuals are crossed, what percent of their offspring are heterozygous?
75
50
100
0
38
Which genotype is considered true bred or pure bred.
Tt
TT or tt
tT
None of the above
39
What is a branch of biology that studies heredity.
genetics
Heredity
Fertilization
DNA
40
If a homozygous tall is crossed with a homozygous short what would the genotype of the offspring be?
TT
tt
Tt
None of the above
